Projects

CSEMP assessment of benzo[g,h,i]perylene in sediment at Fladen Ground

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean157.5460.54-25.7751.54
linear259.4165.81-25.7051.410.127 10.7217
smooth (df = 2)361.3373.83-25.6751.330.076 10.7830

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520133.6563.529-0.1273 0.3573-0.3560.7321
last 20 years200520133.6563.529-0.1273 0.3573-0.3560.7321

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC34.0780.000.85350.22673.7650.0035

 


Related pages

  • Clean Seas Environment Monitoring Programme (CSEMP) accessment viewer tool
  • Assessment methodology for in sediment
  • Accessment criteria for in sediment